1&period;Select the appropriate voltage and connector for the electronic device to charge &sol;power supply2&period;Press the switch to start charging when your device connected with EPOWER&semi; If youunplug the cable&comma; auto-sleep will start in one minute&period;3&period;Five lights will flash circularly during the charging by EPOWER and all lights will keepbright when your device is full-charged4&period;During the charging for your device&comma; LED lights indicate the balance power of built-in battery of EPOWER&period;&comma;one light indicates 20&percnt; balance &comma;two lights indicate 40&percnt; balanceand so on&period;The built-inbattery is empty when all LED lights start to flash5&period;Press the switch five seconds to start If you want to use LED for illumination and selectthe status &lpar; light&comma; strobe&comma; SOS&comma; close&rpar; by pressing the switch to transform&period;6&period;Store the product in a cool and dry place and away direct sunlight